nodes: replace pkg_apt:redis with bundle:redis

nodes/htz/ex42-1048908.py

@@ -11,6 +11,7 @@ nodes['htz.ex42-1048908'] = {
         'nodejs',
         'php',
         'postfixadmin',
+        'redis',
         'riot-web',
         'rspamd',
         'postgresql',
@@ -38,9 +39,12 @@ nodes['htz.ex42-1048908'] = {
         },
         'apt': {
             'packages': {
+                # TODO
                 'oidentd': {},
                 'php-imagick': {},
-                'redis': {},
+
+                # Jenkins build dependencies
+                'rustc': {},
 
                 # No need to create a bundle just to install packages,
                 # configs will be managed by users nevertheless.